• Designed exclusively for 1x speed due to its narrow and wide teeth.It cannot be used as 2x speed.Also, it is not compatible with front derailleurs.The flywheel cassette is compatible with 7-12 speeds.
• Fits: 110BCD, 4 arms, chain 9 10 11 12 speed, support crankset R9100 R8000 105 R7000
• Chain speed compatible: 8-12 speed (MTB chain), 8-11 speed (road bike chain).If you are using a genuine Shimano 12-speed road bike chain, you will need to replace it with a quick link made by another company as the genuine quick link is too narrow.Not compatible with AXS 12 speed flat top chain.
• Material: High strength aluminum 7075-T651.High precision CNC processing.Provides maximum stiffness and durability.Extends the life of all chainrings to 20,000 km.
• Number of teeth: 42T-60T.Size: 110BCD round.Thickness: 4mm.Package contents: 1 chain ring.The cover cap is not included and must be ordered separately.
STONE Round Single Chainring 110BCD R7000 R8000 R9100 Narrow Wide Teeth 12 Speed Hollow Design
Features Narrow wide teeth designed for 1x speed only.It cannot be used as 2x speed.Also, it is not compatible with front derailleurs.The flywheel cassette is compatible with 7-12 speeds.Compatibility: 110BCD, 4 arms, chain 9 10 11 12 speed, support crankset R9100 R8000 105 R7000 Chain speed compatible: 8-12 speed (MTB chain), 8-11 speed (road bike chain).If you are using a genuine Shimano 12-speed road bike chain, you will need to replace it with a quick link made by another company as the genuine quick link is too narrow.Not compatible with AXS 12 speed flat top chain.Material: High strength aluminum 7075-T651.High precision CNC processing.Provides maximum stiffness and durability.Extends the life of all chainrings to 20,000 km.Number of teeth: 42T-60T.Size: 110 BCD round.Thickness: 4MM.Package contents: 1 chain ring.The cover cap is not included and must be ordered separately.
Number of teeth (T) Maximum outer diameter (mm) Sealed weight (g)
42T, 178mm, 89g
44T, 186mm, 100g
46 T, 194 mm, 121..5 g
48T, 202mm, 121g
50T, 210mm, 131g
52T, 219mm, 143g
54T, 226mm, 152g
56T, 235mm, 163g
58T, 242mm, 176.5g
60T, 250mm, 188g
Product overview
Stone products meet the requirements of all demanding cycling sports, including downhill, cross-country, gravel and traction.Extends the life of all chainrings to 20,000 km.CNC process accuracy is up to 0.03 mm.